/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.dolphinscheduler.api.service.impl;

import org.apache.dolphinscheduler.api.enums.Status;
import org.apache.dolphinscheduler.api.service.TaskGroupQueueService;
import org.apache.dolphinscheduler.api.utils.PageInfo;
import org.apache.dolphinscheduler.common.constants.Constants;
import org.apache.dolphinscheduler.common.enums.AuthorizationType;
import org.apache.dolphinscheduler.dao.entity.Project;
import org.apache.dolphinscheduler.dao.entity.TaskGroupQueue;
import org.apache.dolphinscheduler.dao.entity.User;
import org.apache.dolphinscheduler.dao.mapper.ProjectMapper;
import org.apache.dolphinscheduler.dao.mapper.TaskGroupQueueMapper;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;

/**
 * task group queue service
 */
@Service
public class TaskGroupQueueServiceImpl extends BaseServiceImpl implements TaskGroupQueueService {

  @Autowired
  TaskGroupQueueMapper taskGroupQueueMapper;

  @Autowired
  private ProjectMapper projectMapper;

  private static final Logger logger = LoggerFactory.getLogger(TaskGroupQueueServiceImpl.class);

  /**
   * query tasks in task group queue by group id
   *
   * @param loginUser login user
   * @param groupId   group id
   * @param pageNo    page no
   * @param pageSize  page size
   * @return tasks list
   */
  @Override
  public Map<String, Object> queryTasksByGroupId(User loginUser, String taskName
      , String processName, Integer status, int groupId, int pageNo, int pageSize) {
    Map<String, Object> result = new HashMap<>();
    Page<TaskGroupQueue> page = new Page<>(pageNo, pageSize);
    PageInfo<TaskGroupQueue> pageInfo = new PageInfo<>(pageNo, pageSize);
    Set<Integer> projectIds = resourcePermissionCheckService.userOwnedResourceIdsAcquisition(AuthorizationType.PROJECTS, loginUser.getId(), logger);
    if (projectIds.isEmpty()) {
      result.put(Constants.DATA_LIST, pageInfo);
      putMsg(result, Status.SUCCESS);
      return result;
    }
    List<Project> projects = projectMapper.selectBatchIds(projectIds);
    IPage<TaskGroupQueue> taskGroupQueue = taskGroupQueueMapper.queryTaskGroupQueueByTaskGroupIdPaging(page, taskName
        , processName, status, groupId, projects);

    pageInfo.setTotal((int) taskGroupQueue.getTotal());
    pageInfo.setTotalList(taskGroupQueue.getRecords());

    result.put(Constants.DATA_LIST, pageInfo);
    putMsg(result, Status.SUCCESS);
    return result;
  }

  /**
   * query tasks in task group queue by project id
   *
   * @param loginUser login user
   * @param pageNo    page no
   * @param pageSize  page size
   * @param processId process id
   * @return tasks list
   */
  @Override
  public Map<String, Object> queryTasksByProcessId(User loginUser, int pageNo, int pageSize, int processId) {
    return this.doQuery(loginUser, pageNo, pageSize, processId);
  }

  /**
   * query all tasks in task group queue
   *
   * @param loginUser login user
   * @param pageNo    page no
   * @param pageSize  page size
   * @return tasks list
   */
  @Override
  public Map<String, Object> queryAllTasks(User loginUser, int pageNo, int pageSize) {
    return this.doQuery(loginUser, pageNo, pageSize, 0);
  }

  public Map<String, Object> doQuery(User loginUser, int pageNo, int pageSize,
                                     int groupId) {
    Map<String, Object> result = new HashMap<>();

    Page<TaskGroupQueue> page = new Page<>(pageNo, pageSize);
    IPage<TaskGroupQueue> taskGroupQueue = taskGroupQueueMapper.queryTaskGroupQueuePaging(page, groupId);

    PageInfo<TaskGroupQueue> pageInfo = new PageInfo<>(pageNo, pageSize);
    pageInfo.setTotal((int) taskGroupQueue.getTotal());
    pageInfo.setTotalList(taskGroupQueue.getRecords());

    result.put(Constants.DATA_LIST, pageInfo);
    putMsg(result, Status.SUCCESS);

    return result;
  }

  /**
   * delete by task id
   *
   * @param taskId task id
   * @return TaskGroupQueue entity
   */

  @Override
  public boolean deleteByTaskId(int taskId) {
    return taskGroupQueueMapper.deleteByTaskId(taskId) == 1;
  }

  @Override
  public void forceStartTask(int queueId, int forceStart) {
    taskGroupQueueMapper.updateForceStart(queueId, forceStart);
  }

  @Override
  public void modifyPriority(Integer queueId, Integer priority) {
    taskGroupQueueMapper.modifyPriority(queueId, priority);
  }
}
